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| author | nickago <ngonella@calpoly.edu> | 2015-08-04 14:35:34 -0700 |
|---|---|---|
| committer | nickago <ngonella@calpoly.edu> | 2015-08-04 14:35:34 -0700 |
| commit | 530d4981418210080923516058895561d9d074f1 (patch) | |
| tree | 7528e0b23031f77127f7f4e09c101a79fe5c478a /api/file.go | |
| parent | 2c46ee8420eb19d827d3f2072bd536aae2038f84 (diff) | |
| download | chat-530d4981418210080923516058895561d9d074f1.tar.gz chat-530d4981418210080923516058895561d9d074f1.tar.bz2 chat-530d4981418210080923516058895561d9d074f1.zip | |
Drawing all images onto a white background, thus removing transparency
Diffstat (limited to 'api/file.go')
| -rw-r--r-- | api/file.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/api/file.go b/api/file.go index 4ec421eb9..bf1c59422 100644 --- a/api/file.go +++ b/api/file.go @@ -15,6 +15,8 @@ import ( "github.com/nfnt/resize" _ "golang.org/x/image/bmp" "image" + "image/color" + "image/draw" _ "image/gif" "image/jpeg" "io" @@ -138,6 +140,12 @@ func fireAndForgetHandleImages(filenames []string, fileData [][]byte, teamId, ch return } + // Remove transparency due to JPEG's lack of support of it + temp := image.NewRGBA(img.Bounds()) + draw.Draw(temp, temp.Bounds(), image.NewUniform(color.White), image.Point{}, draw.Src) + draw.Draw(temp, temp.Bounds(), img, img.Bounds().Min, draw.Over) + img = temp + // Create thumbnail go func() { thumbWidth := float64(utils.Cfg.ImageSettings.ThumbnailWidth) |